Add 27/36 and 90/7
1st number: 27/36, 2nd number: 12 6/7
27/36 + 90/7 is 381/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 7 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
27/36 = 27 × 7/36 × 7 = 189/252 - Likewise, for the 2nd fraction, since 7 × 36 = 252,
90/7 = 90 × 36/7 × 36 = 3240/252 - Add the two like fractions:
189/252 + 3240/252 = 189 + 3240/252 = 3429/252 - 3429/252 simplified gives 381/28
- So, 27/36 + 90/7 = 381/28
In mixed form: 1317/28
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